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bn:00245212n
Noun Concept
Categories: Group theory, Homological algebra
EN
Schur multiplier  multiplicator  Schur cover  Schur multiplicator  Schur multipliers
EN
In mathematical group theory, the Schur multiplier or Schur multiplicator is the second homology group H 2 {\displaystyle H_{2}} of a group G. It was introduced by Issai Schur in his work on projective representations. Wikipedia
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EN
In mathematical group theory, the Schur multiplier or Schur multiplicator is the second homology group H 2 {\displaystyle H_{2}} of a group G. It was introduced by Issai Schur in his work on projective representations. Wikipedia
IS A
formula
NAMED AFTER
Issai Schur
STUDIED BY
category theory
Wikipedia
EN
Schur multiplier
Wikidata
EN
Schur multiplier
Wikipedia Redirections
EN
multiplicator, Schur cover, Schur multiplicator, Schur multipliers, stem extension, universal central extension, universal perfect central extension

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